DK215284A - ELECTRONIC BALLAST CIRCUIT AND START - Google Patents
ELECTRONIC BALLAST CIRCUIT AND START Download PDFInfo
- Publication number
- DK215284A DK215284A DK215284A DK215284A DK215284A DK 215284 A DK215284 A DK 215284A DK 215284 A DK215284 A DK 215284A DK 215284 A DK215284 A DK 215284A DK 215284 A DK215284 A DK 215284A
- Authority
- DK
- Denmark
- Prior art keywords
- electronic ballast
- ballast circuit
- circuit
- electronic
- ballast
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
- H05B41/295—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
- H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Organic Insulating Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA833189 | 1983-05-05 | ||
ZA838875 | 1983-11-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK215284D0 DK215284D0 (en) | 1984-04-30 |
DK215284A true DK215284A (en) | 1984-11-06 |
Family
ID=27134553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK215284A DK215284A (en) | 1983-05-05 | 1984-04-30 | ELECTRONIC BALLAST CIRCUIT AND START |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0126556A1 (en) |
KR (1) | KR850000169A (en) |
AU (1) | AU2708684A (en) |
DK (1) | DK215284A (en) |
FI (1) | FI841763L (en) |
HU (1) | HUT34656A (en) |
IL (1) | IL71707A0 (en) |
NO (1) | NO841808L (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6472827B1 (en) * | 1984-10-05 | 2002-10-29 | Ole K. Nilssen | Parallel-resonant inverter-type fluorescent lamp ballast |
DE3524266A1 (en) * | 1985-07-06 | 1987-01-08 | Philips Patentverwaltung | CIRCUIT ARRANGEMENT FOR OPERATING HIGH PRESSURE GAS DISCHARGE LAMPS |
WO1987000719A1 (en) * | 1985-07-23 | 1987-01-29 | Wolf, Karl | Circuit for starting and operating at least one low-pressure or high-pressure gas discharge lamp with high-frequnency oscillations |
FR2599208A1 (en) * | 1986-05-23 | 1987-11-27 | Harel Jean | ELECTRONIC POWER SYSTEM FOR ELECTRODE FLUORESCENT TUBES |
FR2644314A1 (en) * | 1989-03-10 | 1990-09-14 | Harel Jean Claude | ELECTRONIC STARTING AND SUPPLY DEVICE FOR FLUORESCENT TUBES WITH PREHEATABLE ELECTRODES |
JPH03116689A (en) * | 1989-09-29 | 1991-05-17 | Toshiba Lighting & Technol Corp | discharge lamp lighting device |
US5426344B1 (en) * | 1990-08-31 | 1996-12-31 | Ultralite International Pty Li | Electronic ballasts |
WO1992004808A1 (en) * | 1990-08-31 | 1992-03-19 | Siew Ean Wong | Improvements in electronic ballasts |
FI89548C (en) * | 1992-09-18 | 1993-10-11 | Helvar Oy | Electronic coupling device for discharge lamp |
DE19546588A1 (en) * | 1995-12-13 | 1997-06-19 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Method and circuit arrangement for operating a discharge lamp |
KR100368427B1 (en) * | 2000-06-17 | 2003-01-24 | 엘지이노텍 주식회사 | Inverter and the dimming method thereof |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6409309A (en) * | 1964-08-13 | 1966-02-14 | ||
DE2500580A1 (en) * | 1975-01-09 | 1976-07-15 | Siemens Ag | Ignition and supply circuit for hot cathode fluorescent lamp - uses capacitor to momentarily raise DC supply level for ignition (NL130776) |
US4042856A (en) * | 1975-10-28 | 1977-08-16 | General Electric Company | Chopper ballast for gaseous discharge lamps with auxiliary capacitor energy storage |
US4060751A (en) * | 1976-03-01 | 1977-11-29 | General Electric Company | Dual mode solid state inverter circuit for starting and ballasting gas discharge lamps |
US4042852A (en) * | 1976-06-28 | 1977-08-16 | Unitron Corporation | Fluorescent lamps with high frequency power supply with inductive coupling and SCR starter |
JPS59956B2 (en) * | 1978-04-26 | 1984-01-09 | 東芝ライテック株式会社 | discharge lamp lighting device |
US4289993A (en) * | 1978-06-02 | 1981-09-15 | Quietlite International, Ltd. | Direct current power source for an electric discharge lamp |
US4277726A (en) * | 1978-08-28 | 1981-07-07 | Litton Systems, Inc. | Solid-state ballast for rapid-start type fluorescent lamps |
US4188661A (en) * | 1979-02-23 | 1980-02-12 | Gte Sylvania Incorporated | Direct drive ballast with starting circuit |
CA1155170A (en) * | 1979-03-22 | 1983-10-11 | Isao Kaneda | Discharge lamp lighting device with a delayed-output oscillation circuit |
IT1137447B (en) * | 1980-04-15 | 1986-09-10 | Siemens Ag | STABILIZER FOR THE CONNECTION OF A DISCHARGE LAMP |
US4392087A (en) * | 1980-11-26 | 1983-07-05 | Honeywell, Inc. | Two-wire electronic dimming ballast for gaseous discharge lamps |
DE3101568C2 (en) * | 1981-01-20 | 1986-01-09 | Wollank, Gerhard, Prof. Dipl.-Phys., 5040 Brühl | Circuit arrangement for operating low-pressure discharge lamps with adjustable luminous flux |
GB2102641B (en) * | 1981-07-28 | 1986-04-09 | Lee Electric | Power supply for arc lamps |
JP2520856B2 (en) * | 1981-07-31 | 1996-07-31 | シ−メンス、アクチエンゲゼルシヤフト | Frequency converter |
-
1984
- 1984-04-19 AU AU27086/84A patent/AU2708684A/en not_active Abandoned
- 1984-04-25 EP EP84302798A patent/EP0126556A1/en not_active Withdrawn
- 1984-04-27 HU HU841659A patent/HUT34656A/en unknown
- 1984-04-30 DK DK215284A patent/DK215284A/en not_active Application Discontinuation
- 1984-04-30 IL IL8471707A patent/IL71707A0/en unknown
- 1984-05-02 KR KR1019840002362A patent/KR850000169A/en not_active Application Discontinuation
- 1984-05-03 FI FI841763A patent/FI841763L/en not_active Application Discontinuation
- 1984-05-04 NO NO84841808A patent/NO841808L/en unknown
Also Published As
Publication number | Publication date |
---|---|
FI841763A0 (en) | 1984-05-03 |
AU2708684A (en) | 1984-11-08 |
DK215284D0 (en) | 1984-04-30 |
HUT34656A (en) | 1985-03-28 |
KR850000169A (en) | 1985-02-25 |
FI841763L (en) | 1984-11-06 |
NO841808L (en) | 1984-11-06 |
IL71707A0 (en) | 1984-07-31 |
EP0126556A1 (en) | 1984-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |